<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">
    <link rel="stylesheet" href="css/bootstrap-theme.min.css">
    <link rel="stylesheet" href="css/communtiy.css">
    <script src="https://www.jq22.com/jquery/jquery-3.3.1.js"></script>
    <script src="js/bootstrap.min.js" type="application/javascript"></script>
</head>
<body>
<button id="textJson" onclick="textJson()">测试</button>
</body>
</html>